FK21 Fireplace Blower Fan Kit for Heatilator GNDC30 fireplace

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This FK21 fireplace blower kit is compatilbe with the Heatilator GNDC30 Fireplace. Included with the blower fan: Variable Speed Switch, (rheostat control - like a light dimmer) which you can regulate air flow and any air noise from the blower fan. Combine this adjustable air speed with the automatic power activation of a Thermo Switch (Thermodisc) included in the blower kit; you have a low cost solution to Save Energy and circulate the hot air created by your fireplace into your living space.

Fireplace Blower Kit Includes

  • Blower
  • Variable Speed Control
  • Thermodisc - Automatically turns blower on at 120°F and turns blower off at 90°F
  • Cord Set with 3-prong Power Cord
  • Hardware & Velcro/Magnets - (Easy to install plus reduces Vibration)
  • Installation Instructions
  • 1 Year Comprehensive Warranty

Product Specifications

  • Dimensions in Centimeters: W:20.3 x H:8.5 x D:10
  • CFM: 80
  • HZ: 60
  • AMPS: 0.37
  • Volts: 120
  • RPM: 3000
  • Rotation: CCW
  • Bearing: Brass Sleeve
  • Blower Wheel Dimensions: Width:4.72in (120mm) Diameter:2.36in (60mm)

Product Benefits

  • Reduces energy bills by distributing heat from fireplace into living space
  • Quiet and Efficent way to maximize the heating potential of your fireplace
  • Streamlined wiring kit makes installation Quick and Easy

This fireplace blower was Manufactured & Assembled in the USA and is designed as a fireplace kit or blower replacement for the listed fireplace model number. Industry Research & Design contributed to the manufacturing of this high quality aftermarket fireplace blower to meet the original equipment specifications.

If you have had any custom work done to your fireplace, compare the dimensions listed with the clearance in your unit to insure proper fit. This blower is a "contractor kit" with limited instructions providing a general guide how to install a fireplace blower fan. This guide may not include specific information about your exact fireplace model number though we try to provide support in assisting you.

Questions? Click on: Find Fireplace Blower

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Warranty Information

1 Year Comprehensive Warranty
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Additional Information

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4 Reviews

  • 5
    Always Easy

    Posted by RCS Fireplace on 15th Dec 2015

    We are a fireplace shop in the Seattle area and we get 90% of our blowers from It is easy and hassle free. It makes life a lot easier when you can rely on a great company to get you what you need. Highly recommend.

  • 4
    Looking for more heat

    Posted by Alan on 27th Dec 2013

    This blower was installed in less than an hour. The directions and installation information were clear. The electrical connection (1) grounding wire was very easy. We are very happy with the results.

  • 4
    excellent company

    Posted by rob on 19th Dec 2012

    My expectations may be more than the product delivers. A little slower fan than I hoped for however I also have nothing to compare it to. The company, and how I was dealt with, was exccelent Whatever they said was fact and delivery was also accurate. Highly recommend this company .

  • 4
    fireplace blower kit

    Posted by Unknown on 7th Dec 2012

    easy install, could use a little more air flow,but works good for moving the heat out into the room,very quiet

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